Synology DiskStation DS925+ 4-Bay NAS 80 TB with 4× Synology HAT5300 20TB Drives

Synology DS925+ – 4-Bay NAS with 4×20 TB HAT5300

📌 General presentation

The Synology DS925+ is a compact 4-bay NAS, delivered with 4 preinstalled 20 TB Synology HAT5300 drives, offering a total raw capacity of 80 TB. Designed for demanding professional environments, it combines high performance, reliability, and scalability.

Powered by an AMD Ryzen V1500B processor (4 cores / 8 threads at 2.2 GHz) and 4 GB of DDR4 ECC RAM (expandable to 32 GB), it supports centralized backups, virtualization, private cloud services and surveillance.

HAT5300 20 TB drives are rated for 550 TB/year workloads, with 512 MB cache and 7200 RPM. Fully integrated with DSM (alerts, S.M.A.R.T., RAID), they provide stable, 24/7 enterprise-class performance. 5-year warranty included.

🔧 Key features

• Processor: AMD Ryzen V1500B – 4 cores / 8 threads @ 2.2 GHz

• RAM: 4 GB DDR4 ECC (expandable to 32 GB)

• Storage: 4 × 20 TB Synology HAT5300 – preinstalled

• SSD Cache: 2 × M.2 NVMe 2280 (Synology only)

• Network: 2 × RJ45 2.5 GbE (link aggregation supported)

• Expansion: Up to 9 drives via DX525 (USB‑C)

🔐 Security & reliability

• AES-NI hardware encryption

• Btrfs file system with snapshots and instant restore

• Automatic file integrity checks

• Network failover & link aggregation

• HAT5300 drives: 2.5M h MTBF, 550 TB/year workload, 5-year warranty

💼 Recommended use cases

• Centralized multi-site backup

• Private cloud & team collaboration (Synology Drive)

• Virtual machines with Synology VMM

• IP surveillance (up to 30 cameras)

• Long-term secure archiving

📦 Box contents

• 1 × Synology DS925+ NAS

• 4 × 20 TB HAT5300 drives (preinstalled)

• 1 × 120 W power supply + cable

• 2 × RJ45 Cat5e cables

• Screw kit

• Quick start guide (EN / FR)

📊 Technical specifications

🧩 Compatible accessories

• Synology NVMe SSDs: SNV3400 / SNV3410

• Expansion unit: DX525

• Compatible UPS: APC, Eaton, Synology UPS

• SATA SSDs: SAT5200 / SAT5210

✅ Warranty & support

• NAS: 3-year warranty (extendable to 5 years)

• HAT5300 drives: 5-year warranty

• Professional Synology support via DSM

ℹ️ Drive compatibility

HAT5300 drives offer full DSM integration with alerts, S.M.A.R.T., and advanced RAID monitoring. Use of non-certified drives is not recommended in business-critical environments.